he could take more leadership role in the pentagon use of clean energy. the pentagon has become a leader but now it's time to expand that. if the president really took an aggressive set of actions we could actually meet this commitment that he made three years ago before the copenhagen negotiations for a 17% reduction in carbon pollution and then we could lead the way for international negotiations. >> eliot: let me just jump in on the clean air act. there is a point that people need to understand. the white house has been pretty good about issuing resolutions leading to new power plants. not existing coal burning plants. even though now regs are good, if you apply those retrospectively to existing coal plants then you would be capturing and harnessing a much bigger fish and something more important in terms of what the white house could do. that's what the white house should really be focusing on. >> i'm glad you spelled that out. he has put out standards for new power plants but as you said natural gas prices they're so low that no one was going to be b